Abstract: An intelligent analysis system applied to ethology of various kinds of high-density minimal polypides is provided, including an operating platform subsystem and an analysis subsystem; the operating platform subsystem is used for providing an activity medium capable of obtaining behaviors of the minimal polypides and shooting the behaviors of the minimal polypides; the behavior collecting module in the analysis subsystem is used for obtaining an ethology video of the high-density minimal polypides through the operating platform subsystem; the analysis modeling module is used for obtaining ethology big data of various kinds of high-density minimal insects according to the ethology video, and establishing an ethology model; the simulation predicting module is used for dynamically predicting comprehensive control strategies and control effects of minimal pests in a field ecosystem according to the ethology model; the visual demonstrating module is used for displaying the above behavior data.

Abstract: Disclosed are a gene mining method combining functional sequence and structure simulation, an NADH-preferring phosphinothricin dehydrogenase mutant and an application thereof. The gene mining method comprises the following steps: (1) analyzing a characteristic sequence which an NADH-type glutamate dehydrogenase should have; (2) searching a gene library based on the characteristic sequence; (3) performing clustering analysis and protein structure simulation on genes obtained by the searching; (4) selecting genes that feature high gene aggregation and a protein structure similar to that of the known phosphinothricin dehydrogenase as candidate genes. A wild-type phosphinothricin dehydrogenase with an amino acid sequence as set forth in SEQ ID No.

Abstract: A device for detecting a slot wedge, an air gap and a broken rotor bar is provided, where a sequential circuit generates double concurrent pulses; the sequential circuit is connected to driving power modules; the driving power modules are connected to front-end interface circuits; the front-end interface circuits convert the double concurrent pulses into corresponding magnetic-field pulses; the magnetic-field pulses are transmitted to power supply terminals on adjacent phases of stator windings through impedance matching pins and coupled at a corresponding coil, air gap and squirrel cage rotor to generate single groups of cyclic rotating magnetic potentials; single rotating magnetic potentials are sequentially generated in adjacent slots on each of the phases of the stator windings; rotating electric potentials in magnetic circuits with two symmetrical phases are magnetically coupled to form distributed coupling magnetic field reflected full-cycle waves for reflecting a difference of a corresponding slot wedg

Abstract: The present disclosure relates to document processing method and apparatus, readable medium and electronic device. The present disclosure enables: receiving changed target document content, and comment information corresponding to the target document content after position migration, the comment information including comment content and position information of the commented text after position migration; wherein, parent node of each text node in the target document content has its own identity identification, and each text node in the target document content has a node sequence number, the node sequence number characterizing the order of the text node among its sibling text nodes; and displaying the changed target document content and the comment information corresponding to the target document content after position migration.

Abstract: Some embodiments may include a packaged laser diode assembly, comprising: a length of optical fiber having a core and a polymer buffer in direct contact with the core, the length of optical fiber having a first section and a second section, the first section of the length of optical fiber including a tip of an input end of the optical fiber, wherein the polymer buffer covers only the second section of the first and second sections; one or more laser diodes to generate laser light; means for directing a beam derived from the laser light into the input end of the length of optical fiber; a light stripper attached to the core in the first section of the length of optical fiber. Other embodiments may be disclosed and/or claimed.

Abstract: Some embodiments may include a packaged laser diode assembly, comprising: a length of optical fiber having a core and a cladding layer, the length of optical fiber having a first section and a second section, the first section of the length of optical fiber including a tip of an input end of the optical fiber; one or more laser diodes to generate laser light; one or more optical components to direct a beam derived from the laser light into the input end of the length of optical fiber; a clad light stripper on the second section of the length of optical fiber; wherein, in the first section of the length of optical fiber, the cladding layer includes: a light scattering feature at the tip of the input end of the optical fiber and/or a void along a length of the optical fiber.

Abstract: Some embodiments may include a packaged laser diode assembly, comprising: a length of optical fiber having a core and a polymer buffer in direct contact with the core, the length of optical fiber having a first section and a second section, the first section of the length of optical fiber including a tip of an input end of the optical fiber, wherein the polymer buffer covers only the second section of the first and second sections; one or more laser diodes to generate laser light; means for directing a beam derived from the laser light into the input end of the length of optical fiber; a light stripper attached to the core in the first section of the length of optical fiber. Other embodiments may be disclosed and/or claimed.

Abstract: Disclosed are a gene mining method combining functional sequence and structure simulation, an NADH-preferring phosphinothricin dehydrogenase mutant and an application thereof. The gene mining method comprises the following steps: (1) analyzing a characteristic sequence which an NADH-type glutamate dehydrogenase should have; (2) searching a gene library based on the characteristic sequence; (3) performing clustering analysis and protein structure simulation on genes obtained by the searching; (4) selecting genes that feature high gene aggregation and a protein structure similar to that of the known phosphinothricin dehydrogenase as candidate genes. A wild-type phosphinothricin dehydrogenase with an amino acid sequence as set forth in SEQ ID No.

Abstract: In an example, a tandem pumped fiber amplifier may include a seed laser, a first section coupled to an output of the seed laser, and a second section coupled to an output of the first section. The first section may operate as an oscillator, and may receive pump light from one or more diode pumps, and may the first section may be arranged to convert the one or more diode pumps into a tandem pump. The second section may operate as a power amplifier, and may include a length of a single or plural active core fiber. The tandem pumped fiber amplifier may be arranged to mitigate spectral broadening related to four-wave mixing.

Abstract: In an example, a tandem pumped fiber amplifier may include a seed laser, one or more diode pumps, and a single or plural active core fiber. The single or plural active core fiber may include a first section to operate as an oscillator and a second different section to operate as a power amplifier. The one or more diode pumps may be optically coupled to the first section of the single or plural active core fiber, and the seed laser may be optically coupled to the single active core or an innermost core of the plural active core fiber.

Abstract: In an example, a tandem pumped fiber amplifier may include a seed laser, one or more diode pumps, and a single or plural active core fiber. The single or plural active core fiber may include a first section to operate as an oscillator and a second different section to operate as a power amplifier. The one or more diode pumps may be optically coupled to the first section of the single or plural active core fiber, and the seed laser may be optically coupled to the single active core or an innermost core of the plural active core fiber.

Abstract: A short stress path-type electrode sheet rolling machine and an integrated machine equipment for manufacturing lithium battery electrode sheets, whereby the rolling machine comprises: an upper roller mechanism, a lower roller mechanism, an upper bearing base, a lower bearing base and a roller-gap adjusting mechanism; the upper roller mechanism is connected to the upper bearing base, and the lower roller mechanism is connected to the lower bearing base; the upper bearing base and the lower bearing base are connected by means of a guide shaft; the roller-gap adjusting mechanism is connected to the upper roller mechanism so as to adjust a roller gap between the upper roller mechanism and the lower roller mechanism. The rolling machine has a simpler and more reliable structure, has a shorter stress return path when performing electrode sheet rolling, and may improve rolling precision and rolling quality.

Abstract: An apparatus for scattering light may include: an optical fiber having a first length; and a sleeve, having a second length shorter than the first length, around the optical fiber. The optical fiber may include: a core; and cladding around the core. The sleeve may include fiber-optic material. The fiber-optic material may be substantially polymer-free. An outer surface of the sleeve may be roughened to scatter the light out of the sleeve through the roughened surface. A method of forming an apparatus for scattering light may include: providing a sleeve having a first length, the sleeve having inner and outer surfaces; providing an optical fiber having a second length longer than the first length; passing the sleeve around the optical fiber or threading the optical fiber through the sleeve; and roughening at least a portion of the outer surface of the sleeve.

Abstract: A short stress path-type electrode sheet rolling machine and an integrated machine equipment for manufacturing lithium battery electrode sheets, whereby the rolling machine comprises: an upper roller mechanism, a lower roller mechanism, an upper bearing base, a lower bearing base and a roller-gap adjusting mechanism; the upper roller mechanism is connected to the upper bearing base, and the lower roller mechanism is connected to the lower bearing base; the upper bearing base and the lower bearing base are connected by means of a guide shaft; the roller-gap adjusting mechanism is connected to the upper roller mechanism so as to adjust a roller gap between the upper roller mechanism and the lower roller mechanism. The rolling machine has a simpler and more reliable structure, has a shorter stress return path when performing electrode sheet rolling, and may improve rolling precision and rolling quality.

Abstract: A method, server and system for operating on security inspection data is disclosed. In one aspect, an example method performed by a server for operating on security inspection data includes receiving an operation request for target security inspection data from a client through a network. The target security inspection data is loaded from a storage server based on the operation request. Image processing on the loaded target security inspection data is performed. The processed target security inspection data or a graphic interface including the processed target security inspection data is encoded. The encoded target security inspection data or graphic interface is transmitted to the client through the network in a video stream.

Abstract: In an example, a tandem pumped fiber amplifier may include a seed laser, one or more diode pumps, and a single or plural active core fiber. The single or plural active core fiber may include a first section to operate as an oscillator and a second different section to operate as a power amplifier. The one or more diode pumps may be optically coupled to the first section of the single or plural active core fiber, and the seed laser may be optically coupled to the single active core or an innermost core of the plural active core fiber.

Abstract: A method, server and system for operating on security inspection data is disclosed. In one aspect, an example method performed by a server for operating on security inspection data includes receiving an operation request for target security inspection data from a client through a network. The target security inspection data is loaded from a storage server based on the operation request. Image processing on the loaded target security inspection data is performed. The processed target security inspection data or a graphic interface including the processed target security inspection data is encoded. The encoded target security inspection data or graphic interface is transmitted to the client through the network in a video stream.

Abstract: The present application discloses a control method and a control device for parallel inverters. The method comprises: receiving a feedback signal Vmg reflecting load voltage and a voltage reference signal Vref to generate a command signal Pset reflecting active power and a command signal Qset reflecting reactive power; taking the command signal Pset reflecting active power as the first offset of an active power-output voltage frequency curve (P-F) of an inverter unit, and taking the command signal Qset reflecting reactive power as the second offset of an reactive power-output voltage amplitude curve (Q-V) of the inverter unit; transversely translating the curve (P-F) of the inverter unit according to the first offset, transversely translating the curve (Q-V) of the inverter unit according to the second offset, and adjusting the load voltage of the inverter system by means of adjusted output voltage frequency and output voltage amplitude of the inverter unit.

Abstract: An optical apparatus includes a gain block operable to produce output light at an output wavelength in response to pumping and a resonant grating optically coupled to the gain block and situated to couple the output light at the output wavelength into the gain block and reflect the output light at the output wavelength along an output axis. A method of making a surface emitting laser includes depositing a gain region having one or more quantum wells on a semiconductor substrate, forming a metallic resonant diffraction grating adjacent the gain region, and coupling the gain region and the resonant grating to a thermally conductive substrate.

Abstract: The present application discloses a control method and a control device for parallel inverters. The method comprises: receiving a feedback signal Vmg reflecting load voltage and a voltage reference signal Vref to generate a command signal Pset reflecting active power and a command signal Qset reflecting reactive power; taking the command signal Pset reflecting active power as the first offset of an active power-output voltage frequency curve (P-F) of an inverter unit, and taking the command signal Qset reflecting reactive power as the second offset of an reactive power-output voltage amplitude curve (Q-V) of the inverter unit; transversely translating the curve (P-F) of the inverter unit according to the first offset, transversely translating the curve (Q-V) of the inverter unit according to the second offset, and adjusting the load voltage of the inverter system by means of adjusted output voltage frequency and output voltage amplitude of the inverter unit.